:root {
  --bg: #f6f6f7;
  --ink: #0a0a0c;
  --muted: #6b7280;
  --accent: #3b5bfe;
  --card-bg: #f3f4f6;
  --card-border: #e7e9ee;
  --tile-bg: #ffffff;
  --radius-lg: 26px;
  --radius-md: 16px;
  --wrap: 620px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* Header */
.site-header {
  padding-top: 24px;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
  color: var(--accent);
}

.nav {
  display: none;
  gap: 36px;
}

.nav__link {
  position: relative;
  color: var(--ink);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  padding-bottom: 14px;
}

.nav__dot {
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  transform: translateX(-50%);
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: none;
  border: none;
  color: var(--ink);
  cursor: pointer;
  padding: 0;
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
}

/* Mobile dropdown nav */
.nav--open {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: absolute;
  top: 60px;
  right: 20px;
  background: #fff;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 10px 18px;
  box-shadow: 0 12px 28px rgba(10, 10, 12, 0.08);
  z-index: 20;
}

.nav--open .nav__link {
  padding: 8px 0;
}

/* Hero */
.hero {
  padding-top: 20px;
  padding-bottom: 4px;
  text-align: center;
}

.hero__title {
  font-size: clamp(2.6rem, 11vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 4px 0 0;
  line-height: 1;
}

.hero__visual {
  width: 100%;
  max-width: 520px;
  margin: 4px auto -28px;
  perspective: 1200px;
  position: relative;
  z-index: 2;
}

.hero__video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1108 / 828;
  object-fit: contain;
  -webkit-mask-image: radial-gradient(ellipse at center, #000 62%, transparent 92%);
  mask-image: radial-gradient(ellipse at center, #000 62%, transparent 92%);
}

/* Card grid */
.cards {
  margin-top: 44px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.cards--full {
  margin-top: 14px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 20px 20px 24px;
}

a.card {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease;
}

a.card:hover {
  border-color: var(--accent);
}

.card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card__head--center {
  justify-content: center;
}

.card__title {
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  margin: 0;
  font-weight: 800;
}

.card__arrow {
  font-size: 1.1rem;
  color: var(--accent);
}

.card__sub {
  margin: 4px 0 16px;
  color: var(--accent);
  font-size: 0.85rem;
}

.card__sub--center {
  text-align: center;
}

/* Placeholder media */
.placeholder-media {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-md);
  background: repeating-linear-gradient(135deg, #ffffff, #ffffff 10px, #ececef 10px, #ececef 20px);
  border: 1px dashed #d6d9e0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.placeholder-media span {
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.85);
  padding: 3px 8px;
  border-radius: 20px;
}

.placeholder-media--wide {
  aspect-ratio: 16 / 7;
}

.card__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

/* Elsewhere link tiles */
.link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(90px, 130px));
  justify-content: center;
  gap: 10px;
}

.link-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px 8px;
  background: var(--tile-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.link-tile:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.link-tile__icon {
  width: 22px;
  height: 22px;
  display: flex;
}

.link-tile__icon svg {
  width: 100%;
  height: 100%;
}

.link-tile__label {
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Plain link rows (MORE card) */
.links__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.link-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px;
  background: var(--tile-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  transition: border-color 0.15s ease;
}

.link-row:hover {
  border-color: var(--accent);
}

.link-row--featured {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.link-row__arrow {
  color: var(--accent);
}

/* Footer */
.site-footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
  padding: 36px 20px 40px;
}

/* Desktop layout */
@media (min-width: 860px) {
  :root {
    --wrap: 1100px;
  }

  .site-header {
    padding-top: 32px;
  }

  .nav {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }

  .hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    text-align: left;
    padding-top: 30px;
  }

  .hero__title {
    font-size: clamp(3.4rem, 5.2vw, 5rem);
    margin: 0;
  }

  .hero__visual {
    max-width: 620px;
    margin: 0 0 -48px auto;
  }

  .cards {
    grid-template-columns: 1fr 1fr;
    margin-top: 48px;
  }

  .cards--full {
    grid-template-columns: 1fr;
  }

  .card--setup .placeholder-media--wide {
    aspect-ratio: 16 / 8;
  }

  .card {
    padding: 26px 26px 30px;
  }
}